Home / 5,743,441,479.78-7,925,949,257.35-3,103,242,591.78

Finding the Fourth Proportional to 5,743,441,479.78, 7,925,949,257.35 and 3,103,242,591.78

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Solution

The fourth proportional to 5,743,441,479.78, 7,925,949,257.35 and 3,103,242,591.78 is: 4,282,474,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743,441,479.78 : 7,925,949,257.35 = 3,103,242,591.78 : x
  2. Step 2: Convert to fraction form
    5,743,441,479.78/7,925,949,257.35 = 3,103,242,591.78/x
  3. Step 3: Cross multiply
    5,743,441,479.78x = 7,925,949,257.35 × 3,103,242,591.78
  4. Step 4: Simplify right side
    5,743,441,479.78x = 24,596,143,315,727,806,464
  5. Step 5: Solve for x
    x = 24,596,143,315,727,806,464/5,743,441,479.78
  6. Step 6: Final answer
    x = 4,282,474,784.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.